In a nutshell: The PlayStation 4 has been a resounding success for Sony, but with its successor arriving this year, sales declined 25 percent over the holiday season. There were 6.1 million units sold in the three months ending December 31, 2019, down from 8.1 million units during the same period one year earlier.
Sony’s Q3 results for the financial year 2019 show that sales in its Game and Network Services segment, of which the PS4








